01 Record
CVE-2024-51978
Authentication bypass via default password generation affecting multiple models from Brother Industries, Ltd, Toshiba Tec, and Konica Minolta, Inc.
CriticalPUBLISHEDCNA: rapid7
CNA base score9.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
02 Description
Authentication bypass via default password generation affecting multiple models from Brother Industries, Ltd, Toshiba Tec, and Konica Minolta, Inc.
03 Exploitation and scoring
- Exploitation
- Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
- SSVC decision
- ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 15.83% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 96.7% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Deferred. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2025-06-25 07:17Z1 YR AGO
- Last updated
- 2026-03-30 18:04Z7 MO AGO
- Reserved
- 2024-11-04
- Assigning CNA
- rapid7
- Record state
- PUBLISHED
- Severity
- Critical (CVSS 9.8)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-1391Use of Weak CredentialsClass
- Data version
- 5.2
- Document digest
- a2163af3e6b9d2e2a38d80c5affbad4d06479333919ad3f6f96c3c32901b86d9
05 Affected products
VendorProductVersionsPlatforms
140 further entries not shown. The complete list is in the raw JSON document.
06 References
- www.rapid7.comhttps://www.rapid7.com/blog/post/multiple-brother-devices-multiple-vulnerabilities-fixed
- assets.contentstack.iohttps://assets.contentstack.io/v3/assets/blte4f029e766e6b253/blt6495b3c6adf2867f/685aa980a26c5e2b1026969c/vulnerability-disclosure-whitepaper.pdf
- github.comhttps://github.com/rapid7/metasploit-framework/pull/20349
- github.comhttps://github.com/sfewer-r7/BrotherVulnerabilities
- github.comhttps://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2024/CVE-2024-51978.yaml
- support.brother.comhttps://support.brother.com/g/b/link.aspx?prod=group2&faqid=faq00100846_000
- support.brother.comhttps://support.brother.com/g/b/link.aspx?prod=group2&faqid=faq00100848_000
- support.brother.comhttps://support.brother.com/g/b/link.aspx?prod=lmgroup1&faqid=faqp00100620_000
- www.toshibatec.comhttps://www.toshibatec.com/information/20250625_02.html
- www.konicaminolta.comhttps://www.konicaminolta.com/global-en/security/advisory/pdf/km-2025-0001.pdf
- www.securityweek.comhttps://www.securityweek.com/new-vulnerabilities-expose-millions-of-brother-printers-to-hacking/
- www.darkreading.comhttps://www.darkreading.com/endpoint-security/millions-brother-printers-critical-unpatchable-bug
- www.bleepingcomputer.comhttps://www.bleepingcomputer.com/news/security/brother-printer-bug-in-689-models-exposes-default-admin-passwords/